Who says .hack//Conglomerate has the monopoly over the G.U. titles?

01. Dallas ~ Greatly Under-appreciated [link]
"He is clearly Valkyrie Profile's G.U. ~ Greatly Under-appreciated."

02. Angeal ~ Guardian angel of the "Unsurvivor" [link]
"From the beginning until the end, this man never left his protege."

03. ??? ~ Grief to the Uroboros
"A mistake that cost almost his entire life..."

04. ??? ~ Grim reaper is Unbeatable!
"COME ON, COME ON..I'M RIGHT HERE!!!"

05. ??? ~ Grotesque Underlayer
"Exquisite beauty is his facade but underneath is a horrible beast."

06. ??? ~ Genetic-modification Unwanted
"We are...monsters. There are neither dreams nor honor!"

07. ??? ~ Gazing Upon the sky
"One day, I'll show you a real sky!"

08. ??? ~ God Unbeknownst
---SECRET---

09. ??? ~ Green is Unforgivable!
"Oh, God! I so love this character from Valkyrie Profile!"

Can you guess who the remaining characters are?
All "G.U." characters listed above are from Square-Enix video games/series except for number four (whose too obvious...).